html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(37, 108, 251, .12), transparent 24%),
              radial-gradient(circle at bottom right, rgba(49, 166, 255, .10), transparent 20%),
              #f5f8ff;
  color: #212529;
}

.navbar {
  background: rgba(15, 23, 42, 0.94);
  backdrop-filter: blur(8px);
  box-shadow: 0 0.75rem 1.8rem rgba(15, 23, 42, 0.08);
}

.navbar .container-fluid {
  position: relative;
  z-index: 1;
}

.navbar-brand {
  letter-spacing: .1em;
}

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, .9);
  transition: color .2s ease, transform .2s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: #d6e9ff;
  transform: translateY(-1px);
}

.form-control,
.form-select,
textarea.form-control {
  border-radius: 1rem;
  border: 1px solid rgba(15, 23, 42, 0.12);
  transition: box-shadow .25s ease, border-color .25s ease;
}

.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
  box-shadow: 0 0 0 0.2rem rgba(37, 108, 251, 0.16);
  border-color: rgba(37, 108, 251, 0.4);
}

.page-banner {
  background: linear-gradient(135deg, #256cfb 0%, #31a6ff 100%);
  color: #ffffff;
  padding: 2rem 1.75rem;
  border-radius: 1.25rem;
  box-shadow: 0 1.25rem 2rem rgba(37, 108, 251, 0.12);
  overflow: hidden;
}

.page-banner h2 {
  font-weight: 700;
  margin-bottom: .5rem;
}

.page-banner p {
  opacity: .95;
}

.card {
  border: none;
  border-radius: 1.25rem;
  box-shadow: 0 1.5rem 2.5rem rgba(15, 23, 42, 0.06);
}

.card-body {
  padding: 1.75rem;
}

.table-hover tbody tr:hover {
  background-color: rgba(37, 108, 251, 0.05);
}

.footer {
  background: linear-gradient(90deg, #1b4b8b 0%, #256cfb 100%);
  color: #ffffff;
}

.footer .container {
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.btn-primary {
  background-color: #256cfb;
  border-color: #256cfb;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: #1f5edf;
  border-color: #1f5edf;
}

.btn-outline-secondary {
  color: #ffffff;
  border-color: rgba(255,255,255,0.32);
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background-color: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.5);
}

.avatar-placeholder {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
  color: var(--bs-secondary-color);
  text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
  text-align: start;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background-color: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.45);
}